ALNAFT

National Agency for the Valorization of Hydrocarbon Resources "ALNAFT"

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Data from the BDN

Home > Data from the BDN

Digital data supported by BDN system

Our database is organized into major thematic categories, each encompassing specialized technical information. Click on a category to explore its sub-items.

Seismic
  • Navigation
  • Pre-stack
  • Post-stack
Cultural
  • Admin. Limits
  • Field/Basin Outline
  • Concession
  • Outline
  • Blocks
  • Fiscal Zones
Well
  • Headers
  • Deviation
  • Logs/VSP
  • Drilling/Casing
  • Cores
  • Stratigraphy
  • Well tests
  • Well intervention
Production
  • Volumes et Fluid analysis
  • Reservoir
  • Well measurments
Surface facilities
  • Plant General Info
  • Lease/Plant Connection
  • Inter-lease connection
Econmics & Royality
  • OPEX
  • CAPEX
  • Taxes
  • Royality
Intereted Projects
  • Projects Backup
  • Interpretati on Reports
Geophysics
  • Gravimetry
  • Magnetism

Volumetry: the BDN in a few figures (100+) TB

Seismic data processed

  • 2D: 71,581 SEGY files related to 21,600 profiles

  • 3D: 4,280 SEGY files related to 281 surveys

Well Data

  • Logs & VSP:

    • 211,000 well logs related to 10,737 wells

    • 9,714 VSP surveys related to 397 wells

  • Casing: 40,900 records related to 3,280 wells

  • Stratigraphic charts: 2,449 records related to 2,089 wells

  • Other operations: 22,300 records related to 2,950 wells

  • Cores: 36,596 records related to 5,487 wells

  • Core analysis: 109,289 records related to 501 wells

  • Deviation surveys: 112,200 records related to 1,290 wells

Production data

  • Production data related to 123 fields and 236 production perimeters (2007–2024)

  • Information related to 122 surface facilities

Geophysical data

  • Aeromagnetics: 712 files related to 36 surveys

  • Electromagnetics: 461 files related to 1 survey

  • Gravimetry: 2,301 gravimetry files related to 25 surveys

Interpreted data

  • Interpreted datasets: 510

Data Physical objects (Index)

  • Index of well reports and summary reports: 428,643

  • Index of seismic observer reports: 18,700

  • Index of processed 2D/3D seismic data (media): 6,856

  • Index of well log documents: 213,399

  • Index of log/VSP data (media): 7,825

Physical Object Data (Index – continued)

  • Map index: 6,307

  • Index of raw seismic field reports: 40,000

  • Core / cutting index (HMD and Boussens): 93,720

  • Index of contracts and amendments: 615

  • Index of development plans: 748

Data Physical objects (Attachments)

  • Well documents: 120,000 (10,215 wells)

  • Seismic observer reports (OBS): 9,300

  • Geological / geophysical summary reports: 9,109

  • Contracts and amendments: 615

  • Development plans: 748